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The invention relates to nanometer scale iron powder, in particular to water purification special purpose iron powder.
本发明涉及一种纳米级别铁粉,具体为一种水净化专用铁粉。
youdao
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The invention relates to nanometer scale iron powder, in particular to water purification special purpose iron powder.
本发明涉及一种纳米级别铁粉,具体为一种水净化专用铁粉。
youdao